Colour
#CA5300
- #CA5300
- Orange
- Dark
- Nearest: Chocolate
#CA5300 is a orange with RGB values 202, 83, 0 and HSL 25°, 100%, 40%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Chocolate.
Colour values
#CA5300#CA5300
HEX#CA5300
RGBrgb(202, 83, 0)
RGB (0–1)0.7922, 0.3255, 0
RGB percentages79.2%, 32.5%, 0%
HSLhsl(24.7, 100%, 39.6%)
HSV / HSBhsv(24.7, 100%, 79.2%)
CMYK0%, 58.9%, 100%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,259,520
CSS custom property--colour: #CA5300;
Brightness & contrast
Relative luminance0.18743WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.75:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.75:1WCAG normal text: AA
Greyscale equivalent#666666
Inverted#35ACFF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.75:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0077CA
Analogous#CA0012, #CAB800
Triadic#00CA53, #5300CA
Split complementary#00CAB8, #0012CA
Tetradic#12CA00, #0077CA, #B800CA
Tints, shades & saturation
Channel breakdown
R202
G83
B0
Red202 (79.2%)
Green83 (32.5%)
Blue0 (0%)
Hue24.65°
Saturation (HSL)100%
Lightness39.61%
Dominant channelRed
Hex per channelR CA · G 53 · B 00
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Also reads as
Ca5300 (chemical formula)
- Formula
- 212,413.4 g/mol
- 5300 atoms
Ca5300 has a molar mass of 212,413.4 g/mol, made up of 5300 atoms across 1 element: 5300 × Ca.
Molar mass
Molar mass212,413.4 g/mol
Total atoms per molecule5300
Distinct elements1
Mass of one molecule3.5272075 × 10^-19 g
Molecules per gram2.835104 × 10^18
Composition by mass
Ca100%
Calcium (Ca × 5300)212,413.4 g/mol, 100%
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